Lexmark E320 Service Manual - Page 108

Operator panel button service check, Continue, Cancel

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4500 Operator panel button service check FRU Operator panel Operator panel cable Action Open controller card cage and locate the connection for the operator panel (J2 for E320/E322 or J18 for E220/E321/E323). Check for continuity between pins 1 and 2 as you press the button (or Continue button E220/E321/E323). Similarly, check the continuity between pins 1 and 6 while pressing Cancel (E220/E321/E323). • If continuity is not present, replace the operator panel. Note: Check margin alignments after replacing the operator panel assembly. See "Printhead assembly " on page 4-2 (steps 1through 11) for more information. If margin errors are unacceptable, corrections can only be made through software. Contact the next level of support or Lexmark at 1-800-539-6275. 2-78 Service Manual

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2-78
Service Manual
4500
Operator panel button service check
FRU
Action
Operator panel
Operator panel cable
Open controller card cage and
locate the connection for the
operator panel (J2 for E320/E322 or
J18 for E220/E321/E323).
Check for continuity between pins 1
and 2 as you press the button (or
Continue
button E220/E321/E323).
Similarly, check the continuity
between pins 1 and 6 while pressing
Cancel
(E220/E321/E323).
•
If continuity is not present, replace
the operator panel.
Note:
Check margin alignments
after replacing the operator
panel assembly. See
“Printhead assembly ” on
page 4-2
(steps 1through 11)
for more information. If
margin errors are
unacceptable, corrections
can only be made through
software. Contact the next
level of support or Lexmark at
1–800–539–6275.